Table 2.
Baseline characteristics.
| Characteristics | All subjects | CCs group | Non-CCs group | p-value |
|---|---|---|---|---|
| (n = 269) | (n = 105) | (n = 164) | CCs vs. non-CCs | |
| Age (years) | 67.5 ± 10.3 | 66.7 ± 10.8 | 68.0 ± 9.8 | 0.320 |
| Male (n, %) | 201 (74.7) | 78 (74.3) | 123 (75.0) | 0.887 |
| Smoking (n, %) | 90 (33.5) | 34 (32.4) | 56 (34.1) | 0.792 |
| Culprit vessel | ||||
| RCA (n, %) | 72 (26.8) | 32 (30.5) | 40 (24.4) | 0.210 |
| LM (n, %) | 2 (0.7) | 0 (0) | 2 (1.2) | 0.522 |
| LAD (n, %) | 172 (63.9) | 66 (62.8) | 106 (64.6) | 0.698 |
| LCX (n, %) | 23 (8.6) | 7 (6.7) | 16 (9.8) | 0.504 |
| Medical history | ||||
| Hypertension (n, %) | 170 (63.2) | 68 (64.8) | 102 (62.2) | 0.699 |
| DM (n, %) | 57 (21.2) | 26 (24.8) | 31 (18.9) | 0.285 |
| Dyslipidemia (n, %) | 38 (14.1) | 15 (14.3) | 23 (14.0) | 1.000 |
| Prior ACS (n, %) | 9 (3.3) | 4 (3.8) | 5 (3.0) | 0.740 |
| Presentation | 0.113 | |||
| UA (n, %) | 109 (40.5) | 35 (33.3) | 74 (45.1) | |
| NSTEMI (n, %) | 88 (32.7) | 36 (34.3) | 52 (31.7) | |
| STEMI (n, %) | 72 (26.8) | 34 (32.4) | 38 (23.2) | |
| Laboratory data | ||||
| CRP (mg/l) | 4.76 ± 11.64 | 5.70 ± 14.21 | 4.15 ± 9.65 | 0.329 |
| BNP (pg/ml) | 106.57 ± 217.48 | 139.03 ± 253.65 | 85.78 ± 188.70 | 0.066 |
| FBG (mmol/l) | 6.05 ± 2.11 | 6.26 ± 1.94 | 5.91 ± 2.21 | 0.182 |
| HbA1C (%) | 6.26 ± 1.55 | 6.26 ± 1.31 | 6.25 ± 1.69 | 0.987 |
| D-Dimer (mg/l) | 0.47 ± 0.54 | 0.44 ± 0.47 | 0.49 ± 0.58 | 0.512 |
| TC (mmol/L) | 4.09 ± 1.08 | 4.21 ± 0.97 | 4.00 ± 1.14 | 0.122 |
| TG (mmol/L) | 1.59 ± 1.02 | 1.60 ± 0.91 | 1.59 ± 1.09 | 0.928 |
| HDL-C (mmol/L) | 1.12 ± 0.62 | 1.16 ± 0.86 | 1.09 ± 0.40 | 0.430 |
| LDL-C (mmol/L) | 2.75 ± 1.07 | 2.90 ± 1.01 | 2.66 ± 1.10 | 0.066 |
| Lp(a) (g/L) | 0.15 ± 0.17 | 0.20 ± 0.21 | 0.12 ± 0.13 | 0.001 |
| ApoB (g/L) | 0.21 ± 0.13 | 0.23 ± 0.16 | 0.20 ± 0.12 | 0.139 |
| ApoE (g/L) | 3.935 ± 1.272 | 3.88 ± 1.23 | 3.97 ± 1.30 | 0.577 |
| Lp(a) > 0.3g/L (n, %) | 38 (14.1) | 25 (23.8) | 13 (7.9) | <0.001 |
| Troponin I (ng/mL) | 1.79 ± 10.04 | 3.19 ± 12.62 | 0.90 ± 7.89 | 0.098 |
| Creatinine (umol/L) | 88.52 ± 23.78 | 88.28 ± 23.87 | 88.13 ± 27.67 | 0.414 |
| Uric acid (umol/L) | 335.70 ± 95.71 | 342.37 ± 106.81 | 331.43 ± 87.96 | 0.361 |
| LVEF (%) | 59.03 ± 5.62 | 59.05 ± 5.57 | 59.02 ± 5.68 | 0.974 |
LAD, left anterior descending artery; RCA, right coronary artery; LCX, left circumflex artery; DM, diabetes mellitus; ACS, acute coronary syndrome; UA, unstable angina pectoris; NSTEMI, non–ST-elevation myocardial infarction; STEMI, ST-elevation myocardial infarction; CRP, C reactive protein; BNP, brain natriuretic peptide; FBG, fasting blood glucose; HbA1C, hemoglobin A1c; TC, total cholesterol; TG, triglycerides; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; Lp(a), lipoprotein(a); ApoB, apolipoprotein B; ApoE, apolipoprotein E; LVEF, left ventricular ejection fraction; CCs, cholesterol crystals.